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Ruby & Sapphire · Smooth · Round · 6mm, 8mm, 10mm


SKU 1RdRubSap06S015
In Stock: 95

Strand Length: approx. 15.5 inches.

100% natural ruby & sapphire beads!

Ruby and Sapphire are both forms of corundum, which is a type of aluminum oxide. Corundum has a specific gravity around 4 g/cm3, meaning that is is approximately 50% heavier than quartz.


Ruby is the birthstone of July, and Sapphire is the birthstone of September.